Acoustic treatment design scaling methods
Contributors: Yu, J.; Kwan, H. W.; Langley Research Center.
Series: [NASA contractor report] -- NASA/CR-1999-209120/Vol 1-2.; NASA contractor report -- NASA CR-209120.
Publisher: National Aeronautics and Space Administration, Langley Research Center; National Technical Information Service, distributor
Published: 1999
Place of publication: Hampton, Va; [Springfield, Va
Language: eng
Format: Microform
Subjects: Acoustic impedance; Acoustic properties; Aeroacoustics; Aircraft engines; Aircraft models; Aircraft noise; Frequency ranges; High frequencies; Impedance measurement; Mathematical models; Noise prediction (Aircraft); Scale models
Other titles: Overview, results, and recommendations.; Advanced treatment impedance models for high frequency ranges.
Notes: Shipping list no.: 99-0848-M (v.1-2).

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1999- ] <3> microfiches.
Table of contents: title: v. 1. Overview, results, and recommendations / R.E. Kraft, J. Yu; title: v. 2. Advanced treatment impedance models for high frequency ranges / R.E. Kraft, J. Yu and H.W. Kwan.